1976-1978 Chevrolet K5 Blazer V8 7.4L 12si High Output Alternator JS Alternators This means it is internally

This means it is internally regulated and will excite itself with no plug use

This is a direct fit high-output alternator for the 1981-1985 Jeep Scrambler 2

This is a direct fit high-output alternator aftermarket replacement for 2015-2016 BMW 435i Gran Coupe 3

This is a direct fit high-output alternator for the 2006-2015 GMC Savana 2500 6

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1976-1978 Chevrolet K5 Blazer V8 7.4L 12si High Output Alternator JS Alternators This means it is internallyFitment: This is a direct fit high output alternator for the 1976 1978 Chevrolet K5 Blazer 7. 4L. Being a direct fit, this alternator fits directly into your stock alternator location. Plug: This high output alternator comes with a separate adaptor plug. One side will plug directly into the aftermarket high output alternator, and the other side will plug into the factory plug. NOTE: If you require charging at a certain voltage setpoint, we offer a